T-Power Ac Dc adapter Compatible with ViewSonic 22" 23" 24" 27" Frameless LED Monitor IPS 1080p HDMI, DVI, VGA Replacement switching power supply cord charger T-Power Made with the highest quality , T-Powe ac adapters are made with the highest quality materials tested by manufacturer to match and/or exceed specifications of OEM products. Brand-new Input Voltage Range: AC 100V - 240V - ( 19vdc ) Compatible with : ViewSonic 22" 23" 24" 27" Frameless LED Monitor ViewSonic VX2770 / ViewSonic VX2370 / ViewSonic VX2270 / ( VX2270SMH-LED , VX2370SMH-LED , VX2770SMH-LEDIPS ) VX2276 VX2376 VX2476 VX2776 / VX2276-SMHD / VX2376-SMHD / VX2476-SMHD / VX2776-SMHD